ARCH-1619 - Cleanup tech debt & old patterns

[danielle-casella-adams]

Summary of PR changes

• Recompile using npm 8.15.0 and node v16.17.1

• Update actions/github package to latest version

  • Updating octokit calls where necessary
  • Use new syntax for getting the github/octokit client where necessary

• Verify required args in action.yml are handled correctly in action code

• Remove manual checks that required args are populated

• Ensure required args use the required options in getInput()

• Change instances of === 'true' to core.getBooleanInput()

• Update the octokit await calls to use the await octokit.action.then().catch() pattern instead of a mix of that and try/catches.

PR Requirements

• [x] For JavaScript actions, the action has been recompiled.
  • See the Recompiling section of the repository's README.md for more details.
  • This does not apply to Composite Run Steps actions unless a package.json is present and contains a build script.
• [x] For major, minor, or breaking changes, at least one of the commit messages contains the appropriate +semver: keywords.
  • See the Incrementing the Version section of the repository's README.md for more details.
• [x] The examples in the repository's README.md have been updated with the new version.
  • See the Incrementing the Version section of the repository's README.md for more details on how the version will be incremented.
• [x] The action code does not contain sensitive information.